Home / 89,953.64-124,132.77-49,666.53

Finding the Fourth Proportional to 89,953.64, 124,132.77 and 49,666.53

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Solution

The fourth proportional to 89,953.64, 124,132.77 and 49,666.53 is: 68,538.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,953.64 : 124,132.77 = 49,666.53 : x
  2. Step 2: Convert to fraction form
    89,953.64/124,132.77 = 49,666.53/x
  3. Step 3: Cross multiply
    89,953.64x = 124,132.77 × 49,666.53
  4. Step 4: Simplify right side
    89,953.64x = 6,165,244,345.19
  5. Step 5: Solve for x
    x = 6,165,244,345.19/89,953.64
  6. Step 6: Final answer
    x = 68,538.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.